public double[] Mutate(double[] vector)
{
for (int i = 0; i < vector.Length; i++)
{
if (ProbabilityUtils.P(1.0 / vector.Length))
{
vector[i] = ProbabilityUtils.GaussianDistribution(standardDeviation, vector[i]).Clip(minValue, maxValue);
}
}
return(vector);
}
public int[] Mutate(int[] vector)
{
var mean = (maxValue + minValue) / 2.0;
for (int i = 0; i < vector.Length; i++)
{
if (ProbabilityUtils.P(1.0 / vector.Length))
{
vector[i] = (int)ProbabilityUtils.GaussianDistribution(standardDeviation, mean).Clip(minValue, maxValue);
}
}
return(vector);
}
public void GaussianDistribution_CommonNumbersAreMoreLikely(double mean, double sd)
{
var smallCount = 0;
var bigCount = 0;
for (int i = 0; i < 100; i++)
{
var value = ProbabilityUtils.GaussianDistribution(sd, mean);
Console.WriteLine(value);
if (value >= mean + sd || value <= mean - sd)
{
bigCount++;
}
else
{
smallCount++;
}
}
Assert.IsTrue(smallCount > bigCount, $"Got to many big genomes. Big numberes = {bigCount}; small numbers = {smallCount}");
}